Peter Shinkle, Ike’s Mystery Man: The Secret Lives of Robert Cutler, is a view into the inner workings of the Eisenhower White House and the indispensable contributions and sacrifices made by patriotic gay Americans in the era.

The event takes place at 6 p.m. at The Pritzker Military Library, 104 S Michigan Ave. Chicago. Admission $10 for nonmembers.

Reservations available online at http://www.pritzkermilitary.org/whats_on/pritzker-military-presents/peter-shinkle-ikes-mystery-man/.